[Event "World op 18th"]
[Site "Philadelphia"]
[Date "1990.??.??"]
[Round "9"]
[White "Berson, Wayne"]
[Black "Battes, Lee T"]
[Result "1-0"]
[ECO "A20"]
[PlyCount "53"]
[EventDate "1990.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. c4 e5 2. g3 c6 3. Bg2 d5 4. cxd5 cxd5 5. d4 exd4 6. Nf3 Bb4+ 7. Bd2 Bc5 8. b4 Bb6 9. a4 a5 10. bxa5 Bc5 11. Qc2 Na6 12. Na3 Qf6 13. 0-0 Ne7 14. Nb5 Bf5 15. Qb3 h6 16. Rac1 0-0 17. Qb2 Nc6 18. Nc7 Nxc7 19. Rxc5 Qe7 20. Rfc1 Rfc8 21. Nxd4 Nxd4 22. Qxd4 Qxe2 23. Rxc7 Rxc7 24. Rxc7 Qd1+ 25. Bf1 Bh3 26. Rc1 Qg4 27. Qxg4 1-0

[Event "World op 18th"]
[Site "Philadelphia"]
[Date "1990.??.??"]
[Round "5"]
[White "Gonzalez Zamora, Juan Carlos"]
[Black "Berson, Wayne"]
[Result "1-0"]
[ECO "C92"]
[WhiteElo "2280"]
[PlyCount "33"]
[EventDate "1990.06.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "USA"]
[SourceTitle "EXT 1997"]
[Source "ChessBase"]
[SourceDate "1996.11.15"]
[SourceVersion "1"]
[SourceVersionDate "1996.11.15"]
[SourceQuality "1"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. 0-0 Be7 6. Re1 b5 7. Bb3 d6 8. c3 0-0 9. h3 Bb7 10. d4 Re8 11. dxe5 dxe5 12. Bxf7+ Kxf7 13. Qb3+ Kg6 14. Nh4+ Kh5 15. Qf7+ g6 16. Nf5 Rh8 17. Qxf6 1-0

